hg: jdk9/dev/langtools: 8158906: JShell: crashes with extremely long result value

[robert.field at oracle.com]

Changeset: 18f3a6037c6b
Author:    rfield
Date:      2016-08-19 13:55 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/langtools/rev/18f3a6037c6b

8158906: JShell: crashes with extremely long result value
Reviewed-by: jlahoda, shinyafox

! src/jdk.jshell/share/classes/jdk/jshell/execution/ExecutionControlForwarder.java
! test/jdk/jshell/SimpleRegressionTest.java